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3x - 2y = 5 | x 1 |
Eliminasi persamaan pertama dan kedua
4x - 2y = 8
3x - 2y = 5
----------------------- -
x = 3
Substitusikan ke persamaan pertama
2x - y = 4
2 x 3 - y = 4
6 - y = 4
-y = 4 - 6
y = 2
Semoga membantu :D !